1837231720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{2003}}^1$

素因数の和:3034

約数の個数: 64

約数和(自身を含む): 4319982720

約数和(自身を除く): 2482751000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 997, 1994, 2003, 3988, 4006, 4985, 7976, 8012, 9970, 10015, 16024, 19940, 20030, 22931, 39880, 40060, 45862, 46069, 80120, 91724, 92138, 114655, 183448, 184276, 229310, 230345, 368552, 458620, 460690, 917240, 921380, 1842760, 1996991, 3993982, 7987964, 9984955, 15975928, 19969910, 39939820, 45930793, 79879640, 91861586, 183723172, 229653965, 367446344, 459307930, 918615860, 1837231720]

約数ペア:

[(1, 1837231720), (2, 918615860), (4, 459307930), (5, 367446344), (8, 229653965), (10, 183723172), (20, 91861586), (23, 79879640), (40, 45930793), (46, 39939820), (92, 19969910), (115, 15975928), (184, 9984955), (230, 7987964), (460, 3993982), (920, 1996991), (997, 1842760), (1994, 921380), (2003, 917240), (3988, 460690), (4006, 458620), (4985, 368552), (7976, 230345), (8012, 229310), (9970, 184276), (10015, 183448), (16024, 114655), (19940, 92138), (20030, 91724), (22931, 80120), (39880, 46069), (40060, 45862)]